Home / 54,198.92-74,797.53-31,538.36

Finding the Fourth Proportional to 54,198.92, 74,797.53 and 31,538.36

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Solution

The fourth proportional to 54,198.92, 74,797.53 and 31,538.36 is: 43,524.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,198.92 : 74,797.53 = 31,538.36 : x
  2. Step 2: Convert to fraction form
    54,198.92/74,797.53 = 31,538.36/x
  3. Step 3: Cross multiply
    54,198.92x = 74,797.53 × 31,538.36
  4. Step 4: Simplify right side
    54,198.92x = 2,358,991,496.98
  5. Step 5: Solve for x
    x = 2,358,991,496.98/54,198.92
  6. Step 6: Final answer
    x = 43,524.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.